Исходники и листинги ::: Delphi ::: Testing

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unit mainunit;

interface

uses

  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,

  Dialogs, StdCtrls, ExtCtrls, XPMan;

type

  Tmainform = class(TForm)

    Panel1: TPanel;

    GroupBox1: TGroupBox;

    questmemo: TMemo;

    answ1: TRadioButton;

    answ2: TRadioButton;

    answ3: TRadioButton;

    answ4: TRadioButton;

    Button1: TButton;

    Button3: TButton;

    Panel2: TPanel;

    Button4: TButton;

    GroupBox2: TGroupBox;

    sourcepathedit: TEdit;

    Button5: TButton;

    OpenDialog: TOpenDialog;

    procedure FormCreate(Sender: TObject);

    procedure Button5Click(Sender: TObject);

    procedure Button3Click(Sender: TObject);

    procedure Button1Click(Sender: TObject);

    procedure Button4Click(Sender: TObject);

  private

  public

  end;

  TQuestion = record

    QuestionText, Answer1, Answer2, Answer3, Answer4: string;

    RightAnswer: integer;

    ok: boolean;

  end;

var

  mainform: Tmainform;

  count, cur: integer;

  questions: array[1..1000] of TQuestion;

  validquestions: boolean;

implementation

{$R *.dfm}

procedure refreshquest(count: integer);

begin

with mainform do

begin

  questmemo.Text := questions[count].QuestionText;

  answ1.Caption := questions[count].Answer1;

  answ2.Caption := questions[count].Answer2;

  answ3.Caption := questions[count].Answer3;

  answ4.Caption := questions[count].Answer4;

end;

procedure denull;

var

  i: integer;

begin

for i := 1 to 1000 do

begin

  questions[i].QuestionText := '';

  questions[i].Answer1 := '';

  questions[i].Answer2 := '';

  questions[i].Answer3 := '';

  questions[i].Answer4 := '';

  questions[i].RightAnswer := 0;

end;

function akapos(s: string; symb: char; part: integer): integer;

var

  i, cnt: integer;

begin

i := 0;

cnt := 0;

for i := 1 to length(s) do

if s[i] = symb then

begin

  inc (cnt);

  if cnt = part then

  begin

   result := i;

   break;

  end;

procedure Tmainform.FormCreate(Sender: TObject);

var

  quest: TextFile;

  s: string;

begin

validquestions := false;

denull;

assignfile (quest, 'questions.txt');

{$I-}

reset(quest);

{$I+}

if IOResult <> 0 then

begin

  messagedlg('questions.txt is not found in the program local directory!'+#13

  +'Please select correct file path!', mtWarning, [mbOk], 0);

end else

begin

  validquestions := true;

  count := 1;

  while not EOF (quest) do

  begin

   readln (quest, s);

   questions[count].QuestionText := copy (s, 1, akapos(s,'|',1)-1);

   questions[count].Answer1 := copy (s, akapos(s,'|',1)+1,

                                akapos(s,'|',2)-akapos(s,'|',1)-1);

   questions[count].Answer2 := copy (s, akapos(s,'|',2)+1, akapos(s,'|',3)-

                                akapos(s,'|',2)-1);

   questions[count].Answer3 := copy (s, akapos(s,'|',3)+1, akapos(s,'|',4)-

          &am